<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />


<h1>hello 1</h1>
<h1>hello 2</h1>
<h1>hello 3</h1>


<input type="text">
<button>点击登录</button>




<script
        src="https://lf6-cdn-tos.bytecdntp.com/cdn/expire-1-M/vConsole/3.12.1/vconsole.min.js"
        type="application/javascript"
></script>
<script>
    const vConsole = new window.VConsole();
    setTimeout(() => {
      // 设置开关按钮的位置。
      vConsole.setSwitchPosition(0, 700);
    }, 300);
</script>
<script>
      // 登录逻辑
      document.querySelector('button').onclick = function() {
           console.log('qf ', document.querySelector('input').value)
      }
</script>